16977211 has 2 divisors, whose sum is σ = 16977212. Its totient is φ = 16977210.

The previous prime is 16977193. The next prime is 16977221. The reversal of 16977211 is 11277961.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16977211 - 2⁷ = 16977083 is a prime.

It is not a weakly prime, because it can be changed into another prime (16977221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8488605 + 8488606.

It is an arithmetic number, because the mean of its divisors is an integer number (8488606).

Almost surely, 2^16977211 is an apocalyptic number.

16977211 is a deficient number, since it is larger than the sum of its proper divisors (1).

16977211 is an equidigital number, since it uses as much as digits as its factorization.

16977211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5292, while the sum is 34.

The square root of 16977211 is about 4120.3411266544. The cubic root of 16977211 is about 257.0132117338.

The spelling of 16977211 in words is "sixteen million, nine hundred seventy-seven thousand, two hundred eleven".